My Favorite Add-ons
About this Collection
My favorite add-ons
818 Add-ons in this Collection
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller.
Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
Download YouTube videos in various formats including 1080p, 4K etc (DASH formats). Convert audio track from videos to MP3 or WAV, or save audio in native format (Ogg, AAC/M4A, MP3, OPUS). Save YouTube page, video, comments and subtitles to one folder
540 weekly downloads
Duck Duck Go is a search engine that does not collect or share personally identifiable information. This search bar add-on utilizes SSL to protect searches between You and Duck Duck Go.
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
Status bar widgets and progress indicators for Firefox 4+
Nightly Tester Tools by Automation Development, Henrik Skupin, others
Nightly Tester Tools (NTT) is an add-on for aiding testers of Nightly builds of Mozilla apps including Firefox.
Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.
Block sites containing pornography, or any other kind of material, based on simple keyword lists.
Self contained add-on for downloading youtube videos to mp3 for easy listening on podcasting gadgets like a Zune or iPod
Shows full image when you hover over a thumbnail. Works with Amazon, Baidu Images, Bing Images, Facebook, Flickr, Google+, Google Images, IMDb, LinkedIn, Netflix, Pinterest, Reddit, Twitter, Yandex, YouTube, Wikipedia, Yahoo Images, & many more.
NOTE REGARDING COMPATIBILITY WITH FIREFOX QUANTUM: Due to the major changes in Firefox in version 57, I've started to rewrite CookieSwap but I don't it being completed before Jan 2018. Sorry for the delay!
Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.
Full featured zoom manager with independent page and image zoom modes. Choose from four zoom modes: Default Zoom, Fit-To-Width, Default Zoom + Site Specific or Fit-To-Width + Site Specific. Button style and zoom levels are fully configurable.
Copy ShortURL lets you instantly create a short URL for web pages that you visit, so you can easily share links with friends.